/*
 * Copyright (C) 2010-2011 sunjumper@163.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package mf.mfrpc.serialize;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

/**
 * 文件流数据类。
 */
public class FileDataSource extends AdapterDataSource {

    public FileDataSource(String name, InputStream inputStream, long size, long lastModified) {
        super(name, inputStream, size, lastModified);
    }

    public FileDataSource(File file) {
        if (file.exists() && file.isFile()) {
            try {
                inputStream = new FileInputStream(file);
            } catch (Exception e) {
                throw new IllegalArgumentException(e);
            }
            size = file.length();
            name = file.getName();
            lastModified = file.lastModified();
        }
    }
}
